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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2012 The ChromiumOS Authors. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef ELOG_H_
#define ELOG_H_
#define MAX_EVENT_SIZE 0x7F
/* End of log */
#define ELOG_TYPE_EOL 0xFF
/*
* Standard SMBIOS event log types below 0x80
*/
#define ELOG_TYPE_UNDEFINED_EVENT 0x00
#define ELOG_TYPE_SINGLE_BIT_ECC_MEM_ERR 0x01
#define ELOG_TYPE_MULTI_BIT_ECC_MEM_ERR 0x02
#define ELOG_TYPE_MEM_PARITY_ERR 0x03
#define ELOG_TYPE_BUS_TIMEOUT 0x04
#define ELOG_TYPE_IO_CHECK 0x05
#define ELOG_TYPE_SW_NMI 0x06
#define ELOG_TYPE_POST_MEM_RESIZE 0x07
#define ELOG_TYPE_POST_ERR 0x08
#define ELOG_TYPE_PCI_PERR 0x09
#define ELOG_TYPE_PCI_SERR 0x0A
#define ELOG_TYPE_CPU_FAIL 0x0B
#define ELOG_TYPE_EISA_TIMEOUT 0x0C
#define ELOG_TYPE_CORRECTABLE_MEMLOG_DIS 0x0D
#define ELOG_TYPE_LOG_DISABLED 0x0E
#define ELOG_TYPE_UNDEFINED_EVENT2 0x0F
#define ELOG_TYPE_SYS_LIMIT_EXCEED 0x10
#define ELOG_TYPE_ASYNC_HW_TIMER_EXPIRED 0x11
#define ELOG_TYPE_SYS_CONFIG_INFO 0x12
#define ELOG_TYPE_HDD_INFO 0x13
#define ELOG_TYPE_SYS_RECONFIG 0x14
#define ELOG_TYPE_CPU_ERROR 0x15
#define ELOG_TYPE_LOG_CLEAR 0x16
#define ELOG_TYPE_BOOT 0x17
/*
* Extended defined OEM event types start at 0x80
*/
/* OS/kernel events */
#define ELOG_TYPE_OS_EVENT 0x81
/* Last event from coreboot */
#define ELOG_TYPE_OS_BOOT 0x90
/* Embedded controller event */
#define ELOG_TYPE_EC_EVENT 0x91
/* Power */
#define ELOG_TYPE_POWER_FAIL 0x92
#define ELOG_TYPE_SUS_POWER_FAIL 0x93
#define ELOG_TYPE_PWROK_FAIL 0x94
#define ELOG_TYPE_SYS_PWROK_FAIL 0x95
#define ELOG_TYPE_POWER_ON 0x96
#define ELOG_TYPE_POWER_BUTTON 0x97
#define ELOG_TYPE_POWER_BUTTON_OVERRIDE 0x98
/* Reset */
#define ELOG_TYPE_RESET_BUTTON 0x99
#define ELOG_TYPE_SYSTEM_RESET 0x9a
#define ELOG_TYPE_RTC_RESET 0x9b
#define ELOG_TYPE_TCO_RESET 0x9c
/* Sleep/Wake */
#define ELOG_TYPE_ACPI_ENTER 0x9d
/*
* Deep Sx wake variant is provided below - 0xad
* Sleep/"wake pending" event log provided below - 0xb1 - 0x01/0x02
*/
#define ELOG_TYPE_ACPI_WAKE 0x9e
#define ELOG_TYPE_WAKE_SOURCE 0x9f
#define ELOG_WAKE_SOURCE_PCIE 0x00
#define ELOG_WAKE_SOURCE_PME 0x01
#define ELOG_WAKE_SOURCE_PME_INTERNAL 0x02
#define ELOG_WAKE_SOURCE_RTC 0x03
#define ELOG_WAKE_SOURCE_GPIO 0x04
#define ELOG_WAKE_SOURCE_SMBUS 0x05
#define ELOG_WAKE_SOURCE_PWRBTN 0x06
#define ELOG_WAKE_SOURCE_PME_HDA 0x07
#define ELOG_WAKE_SOURCE_PME_GBE 0x08
#define ELOG_WAKE_SOURCE_PME_EMMC 0x09
#define ELOG_WAKE_SOURCE_PME_SDCARD 0x0a
#define ELOG_WAKE_SOURCE_PME_PCIE1 0x0b
#define ELOG_WAKE_SOURCE_PME_PCIE2 0x0c
#define ELOG_WAKE_SOURCE_PME_PCIE3 0x0d
#define ELOG_WAKE_SOURCE_PME_PCIE4 0x0e
#define ELOG_WAKE_SOURCE_PME_PCIE5 0x0f
#define ELOG_WAKE_SOURCE_PME_PCIE6 0x10
#define ELOG_WAKE_SOURCE_PME_PCIE7 0x11
#define ELOG_WAKE_SOURCE_PME_PCIE8 0x12
#define ELOG_WAKE_SOURCE_PME_PCIE9 0x13
#define ELOG_WAKE_SOURCE_PME_PCIE10 0x14
#define ELOG_WAKE_SOURCE_PME_PCIE11 0x15
#define ELOG_WAKE_SOURCE_PME_PCIE12 0x16
#define ELOG_WAKE_SOURCE_PME_SATA 0x17
#define ELOG_WAKE_SOURCE_PME_CSE 0x18
#define ELOG_WAKE_SOURCE_PME_CSE2 0x19
#define ELOG_WAKE_SOURCE_PME_CSE3 0x1a
#define ELOG_WAKE_SOURCE_PME_XHCI 0x1b
#define ELOG_WAKE_SOURCE_PME_XDCI 0x1c
#define ELOG_WAKE_SOURCE_PME_XHCI_USB_2 0x1d
#define ELOG_WAKE_SOURCE_PME_XHCI_USB_3 0x1e
#define ELOG_WAKE_SOURCE_PME_WIFI 0x1f
#define ELOG_WAKE_SOURCE_PME_PCIE13 0x20
#define ELOG_WAKE_SOURCE_PME_PCIE14 0x21
#define ELOG_WAKE_SOURCE_PME_PCIE15 0x22
#define ELOG_WAKE_SOURCE_PME_PCIE16 0x23
#define ELOG_WAKE_SOURCE_PME_PCIE17 0x24
#define ELOG_WAKE_SOURCE_PME_PCIE18 0x25
#define ELOG_WAKE_SOURCE_PME_PCIE19 0x26
#define ELOG_WAKE_SOURCE_PME_PCIE20 0x27
#define ELOG_WAKE_SOURCE_PME_PCIE21 0x28
#define ELOG_WAKE_SOURCE_PME_PCIE22 0x29
#define ELOG_WAKE_SOURCE_PME_PCIE23 0x2a
#define ELOG_WAKE_SOURCE_PME_PCIE24 0x2b
struct elog_event_data_wake {
u8 source;
u32 instance;
} __packed;
/* Chrome OS related events */
#define ELOG_TYPE_CROS_DEVELOPER_MODE 0xa0
#define ELOG_TYPE_CROS_RECOVERY_MODE 0xa1
#define ELOG_CROS_RECOVERY_MODE_BUTTON 0x02
/* Management Engine Events */
#define ELOG_TYPE_MANAGEMENT_ENGINE 0xa2
#define ELOG_TYPE_MANAGEMENT_ENGINE_EXT 0xa4
struct elog_event_data_me_extended {
u8 current_working_state;
u8 operation_state;
u8 operation_mode;
u8 error_code;
u8 progress_code;
u8 current_pmevent;
u8 current_state;
} __packed;
/* Last post code from previous boot */
#define ELOG_TYPE_LAST_POST_CODE 0xa3
#define ELOG_TYPE_POST_EXTRA 0xa6
/* EC Shutdown Reason */
#define ELOG_TYPE_EC_SHUTDOWN 0xa5
/* ARM/generic versions of sleep/wake - These came from another firmware
* apparently, but not all the firmware sources were updated so that the
* elog namespace was coherent. */
#define ELOG_TYPE_SLEEP 0xa7
#define ELOG_TYPE_WAKE 0xa8
#define ELOG_TYPE_FW_WAKE 0xa9
/* Memory Cache Update */
#define ELOG_TYPE_MEM_CACHE_UPDATE 0xaa
#define ELOG_MEM_CACHE_UPDATE_SLOT_NORMAL 0
#define ELOG_MEM_CACHE_UPDATE_SLOT_RECOVERY 1
#define ELOG_MEM_CACHE_UPDATE_SLOT_VARIABLE 2
#define ELOG_MEM_CACHE_UPDATE_STATUS_SUCCESS 0
#define ELOG_MEM_CACHE_UPDATE_STATUS_FAIL 1
struct elog_event_mem_cache_update {
u8 slot;
u8 status;
} __packed;
/* CPU Thermal Trip */
#define ELOG_TYPE_THERM_TRIP 0xab
/* Cr50 */
#define ELOG_TYPE_CR50_UPDATE 0xac
/* Deep Sx wake variant */
#define ELOG_TYPE_ACPI_DEEP_WAKE 0xad
/* EC Device Event */
#define ELOG_TYPE_EC_DEVICE_EVENT 0xae
#define ELOG_EC_DEVICE_EVENT_TRACKPAD 0x01
#define ELOG_EC_DEVICE_EVENT_DSP 0x02
#define ELOG_EC_DEVICE_EVENT_WIFI 0x03
/* S0ix sleep/wake */
#define ELOG_TYPE_S0IX_ENTER 0xaf
#define ELOG_TYPE_S0IX_EXIT 0xb0
/* Extended events */
#define ELOG_TYPE_EXTENDED_EVENT 0xb1
#define ELOG_SLEEP_PENDING_PM1_WAKE 0x01
#define ELOG_SLEEP_PENDING_GPE0_WAKE 0x02
/* Cr50 reset to enable TPM */
#define ELOG_TYPE_CR50_NEED_RESET 0xb2
struct elog_event_extended_event {
u8 event_type;
u32 event_complement;
} __packed;
#if CONFIG(ELOG)
/* Eventlog backing storage must be initialized before calling elog_init(). */
extern int elog_init(void);
extern int elog_clear(void);
/* Event addition functions return < 0 on failure and 0 on success. */
extern int elog_add_event_raw(u8 event_type, void *data, u8 data_size);
extern int elog_add_event(u8 event_type);
extern int elog_add_event_byte(u8 event_type, u8 data);
extern int elog_add_event_word(u8 event_type, u16 data);
extern int elog_add_event_dword(u8 event_type, u32 data);
extern int elog_add_event_wake(u8 source, u32 instance);
extern int elog_smbios_write_type15(unsigned long *current, int handle);
extern int elog_add_extended_event(u8 type, u32 complement);
#else
/* Stubs to help avoid littering sources with #if CONFIG_ELOG */
static inline int elog_init(void) { return -1; }
static inline int elog_clear(void) { return -1; }
static inline int elog_add_event_raw(u8 event_type, void *data,
u8 data_size) { return 0; }
static inline int elog_add_event(u8 event_type) { return 0; }
static inline int elog_add_event_byte(u8 event_type, u8 data) { return 0; }
static inline int elog_add_event_word(u8 event_type, u16 data) { return 0; }
static inline int elog_add_event_dword(u8 event_type, u32 data) { return 0; }
static inline int elog_add_event_wake(u8 source, u32 instance) { return 0; }
static inline int elog_smbios_write_type15(unsigned long *current,
int handle) {
return 0;
}
static inline int elog_add_extended_event(u8 type, u32 complement) { return 0; }
#endif
extern u32 gsmi_exec(u8 command, u32 *param);
#if CONFIG(ELOG_BOOT_COUNT)
u32 boot_count_read(void);
#else
static inline u32 boot_count_read(void)
{
return 0;
}
#endif
u32 boot_count_increment(void);
static inline void elog_boot_notify(int s3_resume)
{
if (CONFIG(ELOG_BOOT_COUNT) && !s3_resume)
boot_count_increment();
}
/*
* Callback from GSMI handler to allow platform to log any wake source
* information.
*/
void elog_gsmi_cb_platform_log_wake_source(void);
/*
* Callback from GSMI handler to allow mainboard to log any wake source
* information.
*/
void elog_gsmi_cb_mainboard_log_wake_source(void);
#endif /* ELOG_H_ */
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